/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package at.irian.demo.jsfatwork.view.security;

import at.irian.demo.jsfatwork.view.util.JsfUtils;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.springframework.context.annotation.Lazy;
import org.springframework.core.annotation.Order;
import org.springframework.stereotype.Component;

/**
 * @author JSF@Work Project Team
 */
@Aspect
@Lazy
@Component
@Order(1)
public class ViewControllerSecurityInterceptor
{
    @Around("execution(public * at.irian.demo.jsfatwork.view.page..*.prepareView())")
    public Object checkSecurityForPreRenderViewLogic(ProceedingJoinPoint pjp) throws Throwable
    {
        boolean accessPermitted = JsfUtils.performSecurityCheck();

        if (accessPermitted)
        {
            return pjp.proceed();
        }
        return null;
    }
}